Gaya APA
Oborji, F, A. (2006).
Concepts of mission: The evolution of contemporary missiology. .
Maryknoll:
Maryknoll Orbis Books.
Gaya MLA
Oborji, Francis, Anekwe.
"Concepts of mission: The evolution of contemporary missiology. ".
Maryknoll:
Maryknoll Orbis Books,
2006.
Buku.